Environmental Studies Module 1

The mineral is

• a) Organic matter

• b) Naturally occurring inorganic substance

• c) Synthesis compound

• d) None.

Most common type of mineral used in a) Soil b) Iron c) Coal d) Copper

• a) Soil

• b) Iron

• c) Coal

• d) Copper

Mining means (II-2007) a. to conserve & preserve minerals b. to check pollution due to mineral resources c. to extract minerals and ores d. None or Mining means

• a. to conserve & preserve minerals

• b. to check pollution due to mineral resources

• c. to extract minerals and ores

• d. None or Mining means

Tags

NGSS.MS-ESS3-1

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

In complex ecosystems the degree of species diversity is

• poor

• high

• medium

• none

Tags

NGSS.MS-LS2-5

Gold occur in a) Sedimentary deposits b) Places deposits c) Hydrothermal deposits d) None.

• a) Sedimentary deposits

• b) Places deposits

• c) Hydrothermal deposits

• d) None.

Tags

NGSS.MS-ESS3-1

The most abundant element in the earths crust is a) Oxygen b) silicon c) Sodium d) Iron

• a) Oxygen

• b) silicon

• c) Sodium

• d) Iron

Which of the following is a biotic component of an ecosystem? (I-2007)

• Fungi

• solar light

• temperature

• humidity

In an ecosystem, the flow of energy is

• Bidirectional

• Cyclic

• Unidirectional

• Multidirectional

Tags

NGSS.MS-LS2-3

Atmosphere consists of 79 per cent Nitrogen and 21 per cent Oxygen by

• volume

• weight

• Density

• All the three

Mineral resource are (I-2006) a) Renewable b) Available c) Non-renewable d) equally distributed.

• a) Renewable

• b) Available

• c) Non-renewable

• d) equally distributed.

Tags

NGSS.MS-ESS3-1